H MARK DENSON MD
NPI 1184789562
Internal Medicine - Cardiovascular Disease in Hackensack, NJ
About H Mark Denson Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
H MARK DENSON MD (NPI 1184789562) is an individual cardiovascular disease provider in Hackensack, New Jersey, licensed in New Jersey (MA04958900) and active in the NPI registry since December 2006. He is enrolled in Medicare PECOS, is affiliated with Hackensack University Medical Center, and is a graduate of Pennsylvania State University College Of Medicine (1983).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
H Mark Denson Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show H Denson reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Teaneck, NJ 07666
- Reassigned Medicare billing, New Jersey enrollment
- Medicare enrollment name: Humc Cardiovascular Partners, P.C.
- 79 clinicians in this Medicare group
Red Bank, NJ 07701
- Reassigned Medicare billing, New Jersey enrollment
- 2,844 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 10
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Hackensack University Medical Center
Acute Care Hospitals · Hackensack, NJEnglewood Hospital And Medical Center
Acute Care Hospitals · Englewood, NJHackensack Meridian Health Pascack Valley Medical
Acute Care Hospitals · Westwood, NJPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 07601 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 5
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
HACKENSACK, NJ 07601
HACKENSACK, NJ 07601
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is H Denson's NPI number?
The NPI number for H Denson is 1184789562. It was assigned to this individual provider in the NPPES registry on December 26, 2006.
Where is H Denson located?
H Denson practices at 920 Main Street, Hackensack, NJ 07601. The listed phone number is (201) 342-7733.
What is H Denson's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.
Is H Denson enrolled in Medicare?
Yes. H Denson is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for H Denson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), H Denson reassigns Medicare benefits to 2 organizations: Humc Cardiovascular Partners, PC (Teaneck, NJ) and Hackensack Meridian Health Medical Group - Specialty Care PC (Red Bank, NJ). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for H Denson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does H Denson accept?
Health plans from Ambetter Health, Ambetter Health of Delaware and Oscar Health list H Denson as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is H Denson affiliated with any hospitals?
According to CMS data, H Denson is affiliated with Hackensack University Medical Center, Englewood Hospital And Medical Center and Hackensack Meridian Health Pascack Valley Medical.
When was this NPI record last updated?
The NPPES record for H Denson was last updated on November 29, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# H Mark Denson, MD · NPI 1184789562
Cardiovascular Disease physician in Hackensack, New Jersey. Individual provider, active in the CMS NPPES registry since December 26, 2006.
## Identity
- **NPI:** 1184789562 (Entity type: Individual)
- **Enumerated:** December 26, 2006
- **Primary specialty:** Internal Medicine - Cardiovascular Disease · taxonomy 207RC0000X
- **State license:** MA04958900 (New Jersey)
- **Sole proprietor:** No
## Practice location
- **Address:** 920 MAIN STREET, Hackensack, NJ 07601
- **Phone:** (201) 342-7733 · **Fax:** (201) 342-7998
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Humc Cardiovascular Partners, PC (NPI 1417188905, Teaneck, NJ); Hackensack Meridian Health Medical Group - Specialty Care PC (NPI 1215989249, Red Bank, NJ) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Pennsylvania State University College Of Medicine, class of 1983
## Record status
- **NPPES last updated:** November 29, 2012
- **Other identifiers:** Medicare UPIN E53526; Medicare ID-Type Unspecified 576497CF1; Medicaid 2659107 (NJ)
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Source: [NPI Profile](https://npiprofile.com/npi/1184789562) · Data from the CMS NPPES public registry.